Alto-Shaam Alto Shaam Combi Oven Manual and Troubleshooting: Understanding Error Codes

Page 30

E R R O R C O D E S

®

COMBITHERM

ERROR CODES A ND R EASONS (con tinued)

Error

Display Show s

When doe s the erro r occu r?

Possible reason

Code

 

 

 

 

 

 

 

E29

Probe Short to Frame

Activated if one or more of the temperature

• Connection issue at any of the temperature

 

 

sensors were connected to GND for 5

sensors.

 

 

seconds.

• Temperature sensor shorted to

 

 

 

 

 

 

ground/faulty.

 

 

 

 

E34

DE (Drain) Pump Failure

Activated if water level did not drop below the

• Problem with water level probe.

 

 

low level sensor in the generator during a

• Scale build-up inside steam generator.

 

 

steam generator flush.

 

 

 

 

 

 

• Scale plugging drain pump.

 

 

 

• Faulty drain pump.

 

 

 

 

E35

Venting Error

Activated when vent switch reads open (vent

• Alignment issue between motor cam and

 

 

closed) when it should be closed (vent open),

micro switch.

 

 

or when it reads closed (vent open) when it

• Connection issue at micro switch.

 

 

should be open (vent closed).

 

 

 

 

 

 

• Connection issue at control.

 

 

 

• Faulty vent switch.

 

 

 

• Faulty vent motor.

 

 

 

 

E36

Steam Temp High

Activated when oven temperature probe (N-6)

• Water supply is shut off while unit is running

 

 

measures a temperature in excess of 395°F

in Steam or Combi mode.

 

 

when running in Steam or Combi mode.

• Plugged or faulty Y-1 solenoid.

 

 

 

 

 

 

• Obstruction between Y-01 solenoid and

 

 

 

water inlet.

 

 

 

 

E80

ID Error

Control is unable to detect whether unit is gas

• Connection issue at X-3 personality jumper.

 

 

or electric.

• Faulty control.

 

 

 

 

 

 

 

E81

Program Memory Error

Temperature value or time value of a program

• Program was generated in °C and control has

 

 

step is not allowed.

been switched to °F.

 

 

 

• Program was generated in °F and control has

 

 

 

been switched to °C.

 

 

 

 

E82

WP Error

Temperature value or time value of current

• Delete program and reinstall.

 

 

cooking algorithm is out of allowed array.

 

 

 

 

 

E83

Algo Error

Cooking algorithm sent by operating module

• Software versions of control unit and

 

 

(BM) is unknown to control unit (SM).

operating module are incompatible.

 

 

 

• Software error in operating module.

 

 

 

 

E96

Connection Error

No or bad communication between control

• Connection issue at ribbon cable on display

 

 

unit (SM) and operating module (BM).

or relay board.

 

 

 

• Faulty ribbon cable.

 

 

 

• Software versions of control unit and

 

 

 

operating module are incompatible.

 

 

 

 

ELECTRIC COMBITHERM INSTALLA TI ON MANU AL #MN-28 677

PG. 28

Image 30
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